num = 3749
var intToRoman = function(num) {
    const values=[[1000,"M"],[900,"CM"],[500,"D"],
    [400,"CD"],[100,"C"],[90,"XC"],[50,"L"],[40,"XL"],
    [10,"X"],[9,"IX"],[5,"V"],[4,"IV"],[1,"I"]]
    const roman=[]
    for(const[value,symbol]of values)
    {
        while(num>=value)
        {
            num-=value
            roman.push(symbol)
        }
        if(num===0)
        {
            break
        }
    }
    return roman.join("") 
};
console.log(intToRoman(num));
